<?php

declare(strict_types=1);

namespace App\Http\Requests\Api\V1;

use App\Enums\RadarRing;
use App\Enums\TechnologyCategory;
use App\Models\Technology;
use App\Rules\Translatable;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Validation\Rule;

/**
 * The panel's technology form, as rules. On update every field is optional
 * (PATCH semantics) but keeps the same shape.
 *
 * `name` and `slug` are plain strings: a technology's name is a proper noun,
 * the same in every language. Only the prose about it is translatable.
 */
class TechnologyRequest extends FormRequest
{
    public function authorize(): bool
    {
        return true;
    }

    /**
     * @return array<string, mixed>
     */
    public function rules(): array
    {
        $technology = $this->route('technology');
        $creating = ! $technology instanceof Technology;
        $sometimes = $creating ? 'required' : 'sometimes';

        return [
            'name' => [$sometimes, 'string', 'max:120'],
            'slug' => [
                $sometimes,
                'string',
                'max:120',
                'alpha_dash:ascii',
                Rule::unique('technologies', 'slug')->ignore($technology?->id),
            ],
            'description' => ['sometimes', 'nullable', new Translatable(max: 1000)],
            'radar_note' => ['sometimes', 'nullable', new Translatable(max: 1000)],

            'category' => ['sometimes', Rule::enum(TechnologyCategory::class)],
            // Null keeps it off the radar while projects can still be tagged with it.
            'radar_ring' => ['sometimes', 'nullable', Rule::enum(RadarRing::class)],
            'color' => ['sometimes', 'nullable', 'string', 'regex:/^#[0-9a-fA-F]{6}$/'],
            'logo' => ['sometimes', 'nullable', 'string', 'max:255'],
            // 255, not the panel's 2048: that is the column's width.
            'website' => ['sometimes', 'nullable', 'url', 'max:255'],
            'position' => ['sometimes', 'integer', 'min:0'],
        ];
    }
}